Respuesta :

Answer:

i think it is 2n +18

Step-by-step explanation:

4n - 12 + 6 +2n

so 4n -2n +12 +6 =

2n +18

Answer:

6n-6

Step-by-step explanation:

4(n-3) + 2(3+n)

1. Multiply 4 by n and 4 by 3  and Multiply  2 by 3  and 2 by n

4n-12 + 6+2n

2. Now you add your common numbers

6n -6